How high should the entrance of the house correspond to the auspicious place in Lubanchi?

Generally, the door height of a small apartment is 39 cm *5.5 ft =2 14.5 cm, and that of Lubanchi is 42.9*5 ft =2 14.5 cm. The width of the door is 1, with Ding Lan ruler 2 feet *39=78 cm, and the double door is 78*2= 156 cm. 2. Lubanchi 42.9*2=85.8 cm, double doors 85.8 * 2 =171.6cm.. The above dimensions are commonly used.